The last update took place a long time ago now. Exactly which notifications are you not receiving please? Have you confirmed your settings here? Dashboard > Settings > Discussionhttp://ipadnprophotography.wordpress.com/wp-admin/options-discussion.php
E-mail me whenever
_ Anyone posts a comment
_ A comment is held for moderation
_ Someone likes one of my posts
_ Someone reblogs one of my posts
_ Someone follows my blog